DescriptionThis high-frequency double whistle is a good helper for outdoor products, compact and easy to carry. It can be use underwater. Made of anodized alluminum alloy, durable and the color dosen't fade away. A must-have for you when you are engaging outdoor activities.Feature- Color: As shown - Material: Alluminum alloy - Size: 55 x 15 x 8mm - Loud sound can be heard from far distance - Can also be used underwater - Lightweight, with keychain, easy to carry - Made of anodized alluminum alloy, durable and the color dosen't fade away
